AT382280B - CIRCUIT FOR THE CORRECTION OF TIME-BASED ERRORS IN AN IMAGE SIGNAL - Google Patents
CIRCUIT FOR THE CORRECTION OF TIME-BASED ERRORS IN AN IMAGE SIGNALInfo
- Publication number
- AT382280B AT382280B AT0325779A AT325779A AT382280B AT 382280 B AT382280 B AT 382280B AT 0325779 A AT0325779 A AT 0325779A AT 325779 A AT325779 A AT 325779A AT 382280 B AT382280 B AT 382280B
- Authority
- AT
- Austria
- Prior art keywords
- correction
- circuit
- time
- image signal
- based errors
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/87—Regeneration of colour television signals
- H04N9/88—Signal drop-out compensation
- H04N9/882—Signal drop-out compensation the signal being a composite colour television signal
- H04N9/885—Signal drop-out compensation the signal being a composite colour television signal using a digital intermediate memory
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
- H04N5/94—Signal drop-out compensation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/87—Regeneration of colour television signals
- H04N9/89—Time-base error compensation
- H04N9/896—Time-base error compensation using a digital memory with independent write-in and read-out clock generators
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5182178A JPS54143017A (en) | 1978-04-28 | 1978-04-28 | Time base error correction unit |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA325779A ATA325779A (en) | 1986-06-15 |
AT382280B true AT382280B (en) | 1987-02-10 |
Family
ID=12897550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0325779A AT382280B (en) | 1978-04-28 | 1979-04-30 | CIRCUIT FOR THE CORRECTION OF TIME-BASED ERRORS IN AN IMAGE SIGNAL |
Country Status (10)
Country | Link |
---|---|
US (1) | US4287529A (en) |
JP (1) | JPS54143017A (en) |
AT (1) | AT382280B (en) |
AU (1) | AU525763B2 (en) |
CA (1) | CA1132706A (en) |
DE (1) | DE2917449A1 (en) |
FR (1) | FR2424682B1 (en) |
GB (1) | GB2020140B (en) |
IT (1) | IT1112758B (en) |
NL (1) | NL7903409A (en) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4389678A (en) * | 1979-10-05 | 1983-06-21 | Nippon Electric Co., Ltd. | Digital time-base corrector for special motion reproduction by helical-scan VTR |
US4315331A (en) * | 1980-02-01 | 1982-02-09 | Ampex Corporation | Apparatus for providing drop-out compensation in recording and reproducing systems |
GB2073534B (en) * | 1980-04-02 | 1984-04-04 | Sony Corp | Error concealment in digital television signals |
JPS5750307A (en) * | 1980-09-05 | 1982-03-24 | Sony Corp | Time base correcting device |
JPS5758210A (en) * | 1980-09-26 | 1982-04-07 | Hitachi Ltd | Error correction range controlling circuit |
US4380069A (en) * | 1980-12-18 | 1983-04-12 | Reitmeier Glenn A | Digital error detection using bracketing |
DE3280288D1 (en) * | 1981-07-14 | 1991-02-14 | Dainippon Printing Co Ltd | VIDEO RECORDING DEVICE. |
US4519001A (en) * | 1981-10-27 | 1985-05-21 | Ampex Corporation | Apparatus for providing dropout compensation and error concealment in a PAL format video information signal |
JPS594279A (en) * | 1982-06-29 | 1984-01-11 | Sony Corp | Magnetic recorder and reproducer |
US4591925A (en) * | 1983-04-06 | 1986-05-27 | Ampex Corporation | Encoded dropout compensator system |
JP2544323B2 (en) * | 1984-05-26 | 1996-10-16 | ソニー株式会社 | Playback video signal correction circuit |
JPS6133575U (en) * | 1984-07-28 | 1986-02-28 | ソニー株式会社 | clock formation circuit |
GB2164519A (en) * | 1984-09-14 | 1986-03-19 | Philips Electronic Associated | Processing video signals |
US4688081A (en) * | 1985-01-25 | 1987-08-18 | Hitachi, Ltd. | Apparatus for correcting time base error of video signal |
FR2578674B1 (en) * | 1985-03-07 | 1990-03-23 | Telecommunications Sa | METHOD FOR RECORDING AND PLAYING A VIDEO SIGNAL USING A MAGNETOSCOPE AND EQUIPMENT FOR CARRYING OUT SAID METHOD |
US5233420A (en) * | 1985-04-10 | 1993-08-03 | The United States Of America As Represented By The Secretary Of The Navy | Solid state time base corrector (TBC) |
JPH0636614B2 (en) * | 1985-05-21 | 1994-05-11 | ソニー株式会社 | Time axis error correction device |
US4799189A (en) * | 1985-07-26 | 1989-01-17 | Motorola, Inc. | Resynthesized digital radio frequency memory |
US5124806A (en) * | 1985-09-21 | 1992-06-23 | Robert Bosch Gmbh | Digital pulse generator phase-locked to color television video signals and means and method for thereby compensating for tape velocity timing errors |
US4864422A (en) * | 1985-09-21 | 1989-09-05 | Robert Bosch Gmbh | Processor for video signals obtained from an information carrier such as a magnetic tape |
DE3533698A1 (en) * | 1985-09-21 | 1987-03-26 | Bosch Gmbh Robert | METHOD FOR LINKING A CLOCK SIGNAL TO A VIDEO SIGNAL |
US4769720A (en) * | 1985-09-21 | 1988-09-06 | Robert Bosch Gmbh | Processor for video signals obtained from an information carrier such as a magnetic tape |
JP2537181B2 (en) * | 1985-10-08 | 1996-09-25 | キヤノン株式会社 | Video signal correction device |
JPS62147881A (en) * | 1985-12-21 | 1987-07-01 | Fuji Photo Film Co Ltd | Still picture recording device |
JPH06101860B2 (en) * | 1986-04-11 | 1994-12-12 | ソニー株式会社 | Time axis correction device |
US5148291A (en) * | 1986-05-21 | 1992-09-15 | Canon Kabushiki Kaisha | Apparatus for displaying image signal drop-out |
JPS6329362A (en) * | 1986-07-22 | 1988-02-08 | Hitachi Ltd | Time axis fluctuation correcting circuit for video signal reproducing device |
JPH07105936B2 (en) * | 1987-03-16 | 1995-11-13 | パイオニア株式会社 | Read signal time axis controller |
GB2202709B (en) * | 1987-03-24 | 1991-05-01 | Sony Corp | Time base correcting apparatus |
JPH01103393A (en) * | 1987-10-16 | 1989-04-20 | Yamaha Corp | Color phase correction circuit |
JPH03212081A (en) * | 1990-01-17 | 1991-09-17 | Sharp Corp | Magnetic recording and reproducing device |
JPH043592A (en) * | 1990-04-20 | 1992-01-08 | Hitachi Ltd | Video signal processor unit |
US5293274A (en) * | 1990-06-11 | 1994-03-08 | Victor Company Of Japna, Ltd. | Timebase axis error compensation apparatus in an information recording/reproduction apparatus |
JPH04357794A (en) * | 1991-06-04 | 1992-12-10 | Matsushita Electric Ind Co Ltd | Time base error correction circuit and video signal processing unit |
KR950011664B1 (en) * | 1993-07-28 | 1995-10-07 | 삼성전자주식회사 | Error correction circuit of image reading system |
JPH0795538A (en) * | 1993-09-17 | 1995-04-07 | Canon Inc | Image recording and reproducing device |
JPH07177535A (en) * | 1993-12-16 | 1995-07-14 | Pioneer Video Corp | Digital time base corrector |
US5774188A (en) * | 1995-06-21 | 1998-06-30 | Sony Corporation | Black and white video signal detector for detecting the absence of a burst signal from a video signal |
US6097440A (en) * | 1995-11-17 | 2000-08-01 | Sony Corporation | Synchronous processing device |
US5844622A (en) * | 1995-12-12 | 1998-12-01 | Trw Inc. | Digital video horizontal synchronization pulse detector and processor |
JP3545137B2 (en) * | 1996-08-29 | 2004-07-21 | 三洋電機株式会社 | Code multiplexing / reading device |
KR100219621B1 (en) * | 1996-12-31 | 1999-09-01 | 윤종용 | Apparatus for compensating the wave of osd picture operating special functions |
US5926063A (en) * | 1997-05-08 | 1999-07-20 | Sony Corporation | Method of and apparatus for selectively engaging an internal trap filter and implementing an external trap filter through a single pin |
US6310660B1 (en) | 1998-03-18 | 2001-10-30 | Sony Corporation | Video signal dropout detector |
US6633340B1 (en) * | 1999-09-12 | 2003-10-14 | Matsushita Electric Industrial Co., Ltd. | Video signal processor |
US6320469B1 (en) * | 2000-02-15 | 2001-11-20 | Agere Systems Guardian Corp. | Lock detector for phase-locked loop |
TWI371970B (en) * | 2004-07-16 | 2012-09-01 | Thomson Licensing Sa | Preventing picture jitter in a digitized video signal |
JP4151641B2 (en) * | 2004-10-25 | 2008-09-17 | ソニー株式会社 | Video signal processing apparatus and video signal processing method |
US7656600B2 (en) * | 2006-08-25 | 2010-02-02 | Seagate Technology Llc | Monitoring transducer potential to detect an operating condition |
US8522087B2 (en) * | 2011-02-02 | 2013-08-27 | Micron Technology, Inc. | Advanced converters for memory cell sensing and methods |
DE102011081409B3 (en) * | 2011-08-23 | 2013-02-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Generation of a digital version of a video from an analogue magnetic tape recording |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3504111A (en) * | 1965-11-16 | 1970-03-31 | Japan Broadcasting Corp | Compensating system for color phase deviation of vtr-reproduced signal |
FR1526428A (en) * | 1966-05-25 | 1968-05-24 | Minnesota Mining & Mfg | Signal loss compensator |
US3463874A (en) * | 1966-05-25 | 1969-08-26 | Minnesota Mining & Mfg | Dropout compensator for ntsc color television |
US3761605A (en) * | 1971-10-08 | 1973-09-25 | Nippon Electric Co | Phase error correction system for a video tape recorder |
US3860952B2 (en) * | 1973-07-23 | 1996-05-07 | Harris Corp | Video time base corrector |
GB1436757A (en) * | 1973-09-11 | 1976-05-26 | Quantel Ltd | Drop out compensation system |
JPS5818026B2 (en) * | 1973-11-20 | 1983-04-11 | ソニー株式会社 | Shingodensouhoushiki |
US4053926A (en) * | 1975-03-03 | 1977-10-11 | Ampex Corporation | Timing error compensator |
US3994013A (en) * | 1975-03-03 | 1976-11-23 | Ampex Corporation | Last line velocity compensation |
US4081826A (en) * | 1975-05-15 | 1978-03-28 | Sony Corporation | Video time base corrector |
US4054921A (en) * | 1975-05-19 | 1977-10-18 | Sony Corporation | Automatic time-base error correction system |
JPS51147121A (en) * | 1975-06-12 | 1976-12-17 | Sony Corp | Clock pulse generator |
US4054903A (en) * | 1975-07-11 | 1977-10-18 | Sony Corporation | Video time base corrector |
JPS529319A (en) * | 1975-07-11 | 1977-01-24 | Sony Corp | Time base error correcting device |
JPS52112228A (en) * | 1976-03-17 | 1977-09-20 | Sony Corp | Time axis correction unit |
JPS53148317A (en) * | 1977-05-31 | 1978-12-23 | Sony Corp | Error correction unit for time axis |
GB2008888B (en) * | 1977-10-27 | 1982-06-30 | Quantel Ltd | Drop-out compensation system |
-
1978
- 1978-04-28 JP JP5182178A patent/JPS54143017A/en active Granted
-
1979
- 1979-04-23 US US06/032,508 patent/US4287529A/en not_active Expired - Lifetime
- 1979-04-26 CA CA326,457A patent/CA1132706A/en not_active Expired
- 1979-04-26 GB GB7914558A patent/GB2020140B/en not_active Expired
- 1979-04-27 FR FR7910850A patent/FR2424682B1/en not_active Expired
- 1979-04-27 IT IT22233/79A patent/IT1112758B/en active
- 1979-04-27 AU AU46529/79A patent/AU525763B2/en not_active Expired
- 1979-04-30 DE DE2917449A patent/DE2917449A1/en active Granted
- 1979-04-30 AT AT0325779A patent/AT382280B/en not_active IP Right Cessation
- 1979-05-01 NL NL7903409A patent/NL7903409A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS6246110B2 (en) | 1987-09-30 |
ATA325779A (en) | 1986-06-15 |
CA1132706A (en) | 1982-09-28 |
JPS54143017A (en) | 1979-11-07 |
IT1112758B (en) | 1986-01-20 |
DE2917449C2 (en) | 1989-04-20 |
AU525763B2 (en) | 1982-12-02 |
GB2020140B (en) | 1982-09-22 |
FR2424682B1 (en) | 1986-06-06 |
GB2020140A (en) | 1979-11-07 |
US4287529A (en) | 1981-09-01 |
DE2917449A1 (en) | 1979-11-08 |
NL7903409A (en) | 1979-10-30 |
IT7922233A0 (en) | 1979-04-27 |
AU4652979A (en) | 1979-11-01 |
FR2424682A1 (en) | 1979-11-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |